Question: What is the main location of Khanate of Khiva, who has the official title of Xiva, Хива?
Paraphrase: What is the most area of Khanate of Khiva, who has the official title of Xiva, Хива?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q491106 wdt:P36 ?answer . ?answer wdt:P1448 ?x FILTER(contains(?x , 'Xiva, Хива'))}